anywhere, that means america has international companies with footprints everywhere, and microsoft and google and aol can choose where to locate. if they're not getting enough american talent, it will relocate. one last point, many of these younger people are still being trained at our universities. oftentimes, they're not so much going back home, many are just driving north to toronto, canada, where there is a much easier visa system. >> steve, people say the problem is not just that it cannot the talent in the u.s. but that it costs more. that this is about a less- expensive alternative. >> no, i don't think that is true. i think it is also the debate around high skilled workers, particularly stem graduates, advanced degrees, and the broader context. the legislation that senator warner introduced, in a bipartisan way, but basically created a stem visa. there are 50,000 stem visas, but 300 million people in this country. the issue of immigration more broadly hotly debated, about 11 million undocumented people in this country. the dream act that has been proposed would affect about 1 million,